Putter head



FIG. 1 is a perspective view of the putter head;

FIG. 2 is an enlarged front elevational view;

FIG. 3 is a front view;

FIG. 4 is a cross sectional view taken on line 4-4 of FIG. 2;

FIG. 5 is a rear view;

FIG. 6 is a bottom plan view; and,

FIG. 7 is a top plan view.

The ornamental design for a putter head, as shown and described.